Electrical Works

Supplying, Leak proof Fixing, Testing and commissioning of copper tubes of following sizes and dimensions as authorised by OEM in existing DB make 185TR Carrier make Chiller Units, including careful removal of damaged / leaking copper tubes, safe dismantling of all associated components such as headers, tube sheets, end covers, gaskets etc., strictly as per OEM specifications, procedures and guidelines, without causing damage to existing chiller parts including all labour, tools & tackles, consumables with pressure testing, leakage testing, alignment, brazing making the chiller fully operational etc. complete as required. OD-19.05 mm, Thickness 0.63 mm (root wall )& Length 2700 mm length. Make :Mandev / Carrier / Totaline / Dunhum-bush/equ

Replacement of compressor oil the Screwed Water Chiller Unit with Synthetic oil having the following specifications: Viscosity Grade: 220 Kinematic Viscosity at 40 °C (104 °F): 198–242 cSt Kinematic Viscosity at 100 °C (212 °F): 18–21 cSt Viscosity Index (Typical): 100 Density at 20 °C: 0.973–0.981 g/ml Pour Point: Maximum −6 °F (−21 °C) Flash Point (COC): Minimum 428 °F (220 °C) Moisture Content: Maximum 50 ppm Acid Number: Maximum 0.15 mg KOH/ as specified or recommended by OEM, safely disposing of old used oil, making good the same, making electrical connection & interconnection testing, commissioning complete etc as required at site.

Replacement of External Oil Filter in a chiller as specified or recommended by OEM including testing, commissioning complete etc as required at site.

Replacement of worn-out Filter Drier Core unit as specified or recommended by OEM including testing, commissioning complete etc as required at site.

Supply & charging of R-132a refrigerant gas in the water cooled chiller air conditioning plant i/c testing and commissioning complete etc as required.